Home / 5,005.26-7,480.35-4,611.20

Finding the Fourth Proportional to 5,005.26, 7,480.35 and 4,611.20

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Solution

The fourth proportional to 5,005.26, 7,480.35 and 4,611.20 is: 6,891.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,005.26 : 7,480.35 = 4,611.20 : x
  2. Step 2: Convert to fraction form
    5,005.26/7,480.35 = 4,611.20/x
  3. Step 3: Cross multiply
    5,005.26x = 7,480.35 × 4,611.20
  4. Step 4: Simplify right side
    5,005.26x = 34,493,352.52
  5. Step 5: Solve for x
    x = 34,493,352.52/5,005.26
  6. Step 6: Final answer
    x = 6,891.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.